BSA's Clubman Gold Star is one of the most iconic and revered British motorcycles ever made, and rightly so. This CB34 is a touch earlier – and rarer – than the more usual Beeza Clubman DBDs, but it still has plenty of pedigree...

Though many enthusiasts most readily associate Norton with overhead camshaft and overhead valve models, the firm’s early sporting successes came with sidevalve engines – and that valve configuration was a favourite, too...

Velocette's LE had a long production life, which indicated success, but it also absorbed a colossal post-war investment from the company, which in hindsight arguably did irreparable damage to the manufacturer...

Triumph's Bonneville was, for many, at about its peak in 1969 as it had the twin leading shoe front brake and all the other refinements gradually introduced through the 1960s and was still pre oil-in-frame. This US spec example from that season underlines the point...